
#header{
    height: 60px;
    width: 100%;
    border-bottom:1px solid #b5b4b4;
}


#header > div {
    display: inline;
    float: left;
}

#header .header-left {
    color:tomato;
}


#header .header-left:hover {
    color: crimson;
}

#header .header-search{
    text-align: center;
    margin-left: 30%;
    padding: 20px;
}
#header .header-search input{
    padding: 3px;
    width: 200px;
    border-radius: 5px;
    border: 1px solid #ccc; 
}
#header .header-search button{
    display: inline-block;
    border: none;
    border-radius: 5px;
    border-color:white;
    color:#716f6f;
    cursor: pointer;

}
#header .header-search button:hover{
    color:black;
}

#header .header-right {
    float: right;
    margin-top: 5px;
    margin-right: 50px;
}

#header .header-right img{
    width: 30;
    height: 30;
}


#header .header-right  a {
    color:  #716f6f;
    text-decoration: none;
    font-size:large;
}


#content {
    float: left;
    height: 100%;
}

#content .article-list{
    width:70%;
    height: 100%;
    float: left;
}
#content .article-item{
    margin-top: -20px;
    width:100%;
    float: left;
   
}
#content .article-title{
    text-decoration: none;
    color: #000;
    font-size: larger;
    margin-left:20%;
}
#content .article-item a:hover{
    text-decoration:underline;
}
#content .media-left{
    float: left;
}
#content .media-right{
    width: 80%;
    margin-left: 80px;
    display: block;
}
#content .article-desc{
    width: 80%;
    color:  #716f6f;
    float: right;
    padding-bottom: 20px;
    border-bottom:1px solid #b5b4b4;
    margin-bottom: 20px;
}
#content .article-border{
    padding-top: 10px;
    font-size: small;
}
#content .article-border .article-border-img {
    vertical-align: -5px;
    width: 18px;
    height: 18px;
}
#content .article-border a {
    text-decoration: none;
    color:  #716f6f;

}

#nav {
    position: fixed;
    border-radius: 10px;
    margin-left: 75%;
    margin-top: 10px;
    width: 20%;
}
#nav div{
    margin-top: 10px;
}
#nav a{
    text-decoration: none;
    color:  #716f6f;
    font-size: large;
    text-align: center;
    margin-left: 20px;
}
#nav a:hover{
    text-decoration:underline;
}
/*
屏幕高度
*/
#footer {
    margin-top:calc(100% - 500px);
    background-color:rgb(240, 240, 240);
    padding: 10px 0 0 0;
    height: 50px;
    text-align: center;
    color:#b5b4b4;
}

